Toddler walker with interactive display device having multiple adjustment modes

ABSTRACT

A toddler walker having a body comprising a bottom panel, and a front panel, a rear panel, and a pair of side panels attached to the bottom panel so as to form an open box; at least four wheel assemblies, each comprising a wheel rotatably affixed to the body so that when the wheels rotate the body moves via the wheels along a surface; a handlebar assembly comprising a handlebar, means for adjusting the handlebar to a desired vertical position, and a pair of leg channels pivotally connected to the side panels to enable a toddler to grasp said handlebar assembly when located behind the body and direct movement of the body along the surface; and a display device assembly pivotally connected to the handlebar assembly and comprising means for removably attaching a display device further comprising means for adjusting the height of the display device.

TECHNICAL FIELD

This application relates to a device that assists a toddler in learningto walk, and in particular to such a device having an interactivedisplay device, wherein multiple adjustment modes are provided forincreased suitability to the particular stage of development in whichthe toddler is learning to walk.

BACKGROUND OF THE INVENTION

Devices exist which assist toddlers (e.g., 1-2 year olds) in learning towalk. These devices, referred to herein as toddler walkers, may exist indifferent forms, but in general include a body and four wheels, and ahandle suitable for the toddler to hold onto while he or she begins towalk. The walker provides a stable vehicle that the toddler can lean onas they take their first steps, eventually enabling the toddler to gainthe balance, strength, and confidence to walk on their own withoutrelying on the walker.

These existing walkers do not, however, account for differences in size,strength, or dexterity of the toddler, or where they may be on thedevelopmental curve with respect to learning to walk unassisted. Forexample, a toddler who is just starting to learn to walk has differentneeds than one who is close to walking unassisted. The prior art walkersmay either be too difficult for a beginning walker, and/or too easy fora more experienced walker. Additionally, these walkers lack the abilityto provide engagement of the toddler with the walker through, e.g., aninteractive display device or the like.

SUMMARY OF THE INVENTION

Provided herein is a toddler walker, which in a first embodimentincludes a body which has a bottom panel, and a front panel, rear panel,and two side panels attached to the bottom panel so as to form an openbox. At least four wheel assemblies are provided, each including a wheelrotatably affixed to the body so that when the wheels rotate the bodymoves via the wheels along a surface. A handlebar assembly is providedwith a handlebar, means for adjusting the handlebar to a desiredvertical position, and a pair of leg channels pivotally connected to theside panels, to enable a toddler to grasp the handlebar assembly whenlocated behind the body and direct movement of the body along thesurface.

A display device assembly is pivotally connected to the handlebarassembly and has means for removably attaching a display device fordisplay to the toddler as they direct movement of the walker along thesurface, including means for adjusting the height of the display device.

Each wheel assembly of the toddler walker includes a hub having a hubrecess centered therein. The wheel of each wheel assembly is rotatablyaffixed to the body with an axle attached to the side panel, wherein theaxle has a threaded portion. The wheel is coupled to the axle byinserting the threaded portion of the axle through the hub recess suchthat the hub rests against a bearing surface of the axle. A knob isthreaded onto the threaded portion of the axle to maintain the wheelrotatably on the axle.

Each wheel assembly may also include means for adjusting the tension ofthe wheel such that the wheel may be set to require a desired amount ofstrength to push the walker along the surface. For example, the meansfor adjusting the tension of the wheel may include a lock washerinserted onto the threaded portion of the axle between the hub and theknob, wherein the lock washer provides biasing so that tightening theknob urges the lock washer against the hub to increase friction againstthe hub and require increased strength to push the walker along thesurface. The wheel assembly may also have a label including graphicsindicating the position of the knob with respect to the wheel, thusenabling each wheel to be easily set to the same tension as the others.

Each leg channel of the handlebar assembly is slidingly connected to aslotted member, with the handlebar being connected at each end to theslotted members. The means for adjusting the handlebar to a desiredvertical position may include a bolt inserted through an aperture on theleg channel and a slot in the slotted member, with a nut attaching tothe bolt to hold the slotted member in sliding relation to the legchannel. Loosening the nut from the bolt allows the slotted member to beraised or lowered in relation to the leg channel and tightening the nutto the bolt retains the slotted member with respect to the leg channel.

In one aspect, the handlebar assembly is pivotally connected to the sidepanels with a bolt inserted through an aperture in each leg channel anda mating aperture in the side panel. A nut attaches to each bolt to holdeach leg channel in pivoting relation to the side panel. Loosening thenut from the bolt allows the leg channel to be pivoted in relation tothe side panel to a desired angular position and tightening the nut tothe bolt retains the leg channel with respect to the side panel.

Alternately, the handlebar assembly is pivotally connected to the sidepanels with a bolt inserted through an aperture in the leg channel andthreaded into a tapped insert affixed in the side panel. Loosening thebolt from the tapped insert allows the leg channel to be pivoted inrelation to the side panel to a desired angular position and tighteningthe bolt to the tapped insert retains the leg channel with respect tothe side panel

The display device assembly may include a crossbar connected at each endto one of a pair of legs, wherein each of the legs is pivotallyconnected to the handlebar assembly with a bolt inserted through anaperture in each leg channel of the handlebar assembly and a matingaperture in each leg. A nut attaches to each bolt to hold each leg inpivoting relation to the leg channel. Loosening the nut from the boltallows the leg to be pivoted in relation to the leg channel to a desiredangular position and tightening the nut to the bolt retains the leg withrespect to leg channel.

The means for removably attaching a display device for display to thetoddler as they direct movement of the walker along the surface mayinclude a device bracket for removably holding the display device. Thedevice bracket has a pair of threaded device mounts oppositely disposedto removably hold the display device, and a pair of locking knobs, eachof the locking knobs threadedly engaging each threaded mount whereby theposition of each of the threaded mounts can be selectively adjusted toaccommodate differently sized display devices.

The means for adjusting the height of the display device may include apair of nuts for removably securing each of the threaded mounts to thecrossbar through a slotted upright attached to the crossbar. The devicebracket may be raised or lowered in relation to the crossbar and thenuts may be used to secure the device bracket in a desired verticalposition on the crossbar.

In a second embodiment, the toddler walker is similar to the firstembodiment and includes a body which has a bottom panel, and a frontpanel, rear panel, and two side panels attached to the bottom panel soas to form an open box. At least four wheel assemblies are provided,each including a wheel rotatably affixed to the body so that when thewheels rotate the body moves via the wheels along a surface. A handlebarassembly is provided with a handlebar, means for adjusting the handlebarto a desired vertical position, and a pair of leg channels pivotallyconnected to the side panels, to enable a toddler to grasp the handlebarassembly when located behind the body and direct movement of the bodyalong the surface.

However, in this second embodiment, the display device assembly isslidingly connected to the side panels and has means for removablyattaching a display device for display to the toddler as they directmovement of the walker along the surface, including means for adjustingthe height of the display device. Each side panel has a slotted bracketwith a slot for receiving therethrough a mount with a threaded stud,wherein a nut is threaded onto the threaded stud to secure the mount tothe slotted bracket.

Also, in this second embodiment, the display device assembly has acrossbar attached at each end to one of a pair of legs, wherein each ofthe legs is pivotally connected to the side panels with a bolt insertedthrough an aperture in each leg and a mating aperture in the mountsecured to the side panel. The bolt is secured with a nut and holds eachleg in pivoting relation to the mount. Loosening the nut from the boltallows the leg to be pivoted in relation to the mount to a desiredangular position and tightening the nut to the bolt retains the leg withrespect to the mount.

In this second embodiment, the display device assembly has means forpivoting the crossbar in relation to the legs, which may include a boltinserted into an aperture in the crossbar and a mating aperture in theleg, the bolt being secured by a nut. The crossbar may be pivoted inrelation to the legs to provide the desired angular position of thedisplay device.

In a third embodiment, the toddler walker is similar to the first andsecond embodiments, and has a body which has a bottom panel, and a frontpanel, rear panel, and two side panels attached to the bottom panel soas to form an open box. At least four wheel assemblies are provided,each including a wheel rotatably affixed to the body so that when thewheels rotate the body moves via the wheels along a surface. A handlebarassembly is provided with a handlebar, means for adjusting the handlebarto a desired vertical position, and a pair of legs slidingly andpivotally connected to the side panels to enable a toddler to grasp saidhandlebar assembly when located behind the body and direct movement ofthe body along the surface.

In this third embodiment, the display device assembly is slidinglyconnected to the side panels and has means for removably attaching adisplay device for display to the toddler as they direct movement of thewalker along the surface, including means for adjusting the height ofthe display device.

Furthermore, in this third embodiment, each side panel has a slottedrail with a slot for receiving therethrough a mount with a threadedstud, wherein a nut is threaded onto the threaded stud to secure themount where desired along the slotted rail. A pair of legs are slidinglyand pivotally connected to the side panels with a bolt having a threadedportion inserted through an aperture in each leg and a mating aperturein each mount, the threaded portion of the bolt being secured with anut. Thus, the leg pivots in relation to the mount and the mount slidesin relation to the slotted rail.

Notably, the entertainment and attention getting factor provided by thechild's favorite video program presentation on the display deviceincluding familiar music, characters and learning animation is the keyfactor in increasing attention and commitment to by the child to workingwith the device.

BRIEF DESCRIPTION OF THE DRAWING

FIG. 1 is a top perspective view of a first embodiment of a toddlerwalker with a toddler grasping the handlebar while simultaneouslyviewing media displayed on a display device mounted thereon.

FIG. 2 is a top perspective of the embodiment of FIG. 1 , showing theindependent adjustability for rotation and length of the handlebarmount, and rotation and height for the display device bracket.

FIG. 3 is an enlarged local perspective view of the handlebar supportmembers of the first embodiment of FIG. 1 in a parts-separatedcondition.

FIG. 4 is a local perspective view of the first embodiment of FIG. 1with parts separated of an alternate fixturing means for the handlebarsupport members showing a tapped receiver.

FIG. 5 is a top perspective view with parts separated of the displaydevice support members of the first embodiment of FIG. 1 .

FIG. 6 is a local perspective view with parts separated showing thecomponents for tensioning the wheels in the first embodiment of FIG. 1 .

FIG. 7 is a side elevation of the toddler walker of FIG. 1 adjusted foruse by a toddler having a smaller stature.

FIG. 8 is a side elevation of the toddler walker of FIG. 1 adjusted foruse by a toddler having a larger stature.

FIG. 9 is a top perspective view of a second embodiment of a toddlerwalker having a display device mounting which is independent of thehandlebar mounting and is slidably adjustable.

FIG. 10 is a local perspective view of the second embodiment of FIG. 9with parts separated of the components of the display device mount.

FIG. 11 is a local perspective view of the second embodiment of FIG. 9showing a display device mount having height adjustability in additionto sliding capability.

FIG. 12 is a top perspective view of a third embodiment of a toddlerwalker having independent sliding capability for both the handlebarmount and the tablet mount.

FIG. 13 is a local perspective view of the third embodiment of FIG. 12with parts separated of the components for both the handlebar mount andthe tablet mount.

DETAILED DESCRIPTION OF THE INVENTION

As described herein, FIG. 1 is a top perspective view of a firstembodiment of a toddler walker with a toddler grasping a handlebar whilesimultaneously viewing media displayed on a display device mountedthereon, and FIG. 2 is a top perspective of the embodiment of FIG. 1 ,showing the independent adjustability for rotation and length of thehandlebar assembly, and rotation and height for the display deviceassembly, as now described in further detail.

The first embodiment of the toddler walker as shown in FIGS. 1 and 2includes a body 202 which has a bottom panel (not shown), and a frontpanel 224, a rear panel 222, and two side panels 226 attached to thebottom panel so as to form an open box-like structure. This enables atoddler 209 that is using the toddler walker to carry items such as toys207 in the walker. At least four wheel assemblies 204 are provided,which as further shown in FIGS. 3 and 6 each including a wheel 205rotatably affixed to the body 202 so that when the wheels 205 rotate thebody 202 moves via the wheels along a surface.

A handlebar assembly 235 is provided with a handlebar 232 and a pair ofleg channels 234 pivotally connected to the side panels, to enable thetoddler 209 to grasp the handlebar assembly 235 when located behind thebody 202 and direct movement of the body along the surface.

Means are also provided for adjusting the handlebar 232 to a desiredvertical position, wherein the leg channels 234 are each slidinglyconnected to a slotted member 236, with the handlebar 232 beingconnected at each end to the slotted members 236. As shown further inFIG. 3 , the means for adjusting the handlebar to a desired verticalposition include a bolt 310 inserted through an aperture 314 on the legchannel 234 and a slot 322 in the slotted member 236, with a nut 320attaching to the bolt 310 to hold the slotted member 236 in slidingrelation to the leg channel 234. Loosening the nut 320 from the bolt 310allows the slotted member 236 to be raised or lowered in relation to theleg channel 234 and tightening the nut 320 to the bolt 310 retains theslotted member 236 with respect to the leg channel 234.

Referring again to FIG. 2 , a display device assembly 241 is pivotallyconnected to the handlebar assembly 235 and has means for removablyattaching a display device 250 for display to the toddler 209 as theydirect movement of the walker along the surface.

FIG. 6 is a local perspective view with parts separated showing thecomponents for tensioning the wheels in the first embodiment of FIG. 1 .Each wheel assembly 204 includes a hub 611 having a hub recess 610centered therein. The wheel 205 of each wheel assembly 204 is rotatablyaffixed to the body 202 with an axle 614 attached to the side panel 226.The axle 614 includes a threaded portion 613. The wheel 205 is coupledto the axle 614 by inserting the threaded portion 613 of the axlethrough the hub recess 610 such that the hub 611 rests against a bearingsurface 612 of the axle. A knob assembly 606 including a knob 602 isthreaded onto the threaded portion 613 of the axle 614 to maintain thewheel 205 rotatably on the axle.

Each wheel assembly 204 may also include means for adjusting the tensionof the wheel such that the wheel may be set to require a desired amountof strength to push the walker along the surface. For example, the meansfor adjusting the tension of the wheel may include a lock washer 608inserted onto the threaded portion 613 of the axle between the hub 611and the knob 602, wherein the lock washer 608 provides biasing so thattightening the knob 602 urges the lock washer 608 against the hub 611 toincrease friction against the hub and require increased strength of thetoddler to push the walker along the surface. The wheel assembly 204 mayalso have a label 604 including graphics indicating the position of theknob with respect to the wheel, thus enabling each wheel to be easilyset to the same tension as the others.

Referring back to FIGS. 2 and 3 , in one aspect, the handlebar assembly235 is pivotally connected to the side panels 226 with a bolt 312inserted through an aperture 316 in each leg channel and a matingaperture in the side panel 226. A nut 318 attaches to each bolt 312 tohold each leg channel 234 in pivoting relation to the side panel 226.Loosening the nut 318 from the bolt 312 allows the leg channel 234 to bepivoted in relation to the side panel 226 to a desired angular positionand tightening the nut 318 to the bolt 312 retains the leg channel 234with respect to the side panel 226.

Alternately, with reference now to FIG. 4 , the handlebar assembly 235is pivotally connected to the side panels 226 with a bolt 312 insertedthrough an aperture in the leg channel 234 and threaded into a tappedinsert 402 affixed in the side panel 226. Loosening the bolt 312 fromthe tapped insert 402 allows the leg channel 234 to be pivoted inrelation to the side panel 226 to a desired angular position andtightening the bolt 312 to the tapped insert 402 retains the leg channel234 with respect to the side panel 226.

With reference to FIGS. 2 and 5 , the display device assembly 241 mayinclude a crossbar 249 connected at each end to one of a pair of legs242, wherein each of the legs 242 is pivotally connected to thehandlebar assembly 235 with a bolt 502 having threads 503 insertedthrough an aperture 504 in each leg channel 234 of the handlebarassembly 235 and a mating aperture 506 in each leg 242. A nut 508attaches to each bolt 502 to hold each leg 242 in pivoting relation tothe leg channel 234. Loosening the nut 508 from the bolt 502 allows theleg 242 to be pivoted in relation to the leg channel 234 to a desiredangular position and tightening the nut 508 to the bolt 502 retains theleg 242 with respect to leg channel 234.

Means for removably attaching a display device 250 for display to thetoddler 209 as they direct movement of the walker along the surface mayinclude a device bracket 252 for removably holding the display device250. The device bracket 252 has a pair of threaded device mounts 248oppositely disposed to removably hold the display device 250, and a pairof locking knobs 244. Each of the locking knobs 244 threadedly engageeach threaded mount 248 such that the position of each of the threadedmounts 248 can be selectively adjusted to accommodate differently sizeddisplay devices by moving towards or away from each other as desired.

Means for adjusting the height of the display device 250 may include apair of nuts 510 for removably securing each of the threaded mounts 248to the crossbar 249 through a slotted upright 246 attached to thecrossbar. The device bracket 252 may be raised or lowered in relation tothe crossbar 249 and the nuts 510 may be used to secure the devicebracket 252 in a desired vertical position on the crossbar 249.

By providing the various adjustments described above, the toddler walkercan easily accommodate differently aged and sized toddlers, thusextending the useful life of the toddler walker as the toddler growsolder, until the point where they no longer need or want to use thetoddler walker. Thus, FIG. 7 is a side elevation of the toddler walkeradjusted for use by a toddler 702 having a smaller stature; and FIG. 8is a side elevation of the toddler walker adjusted for use by a toddler802 having a larger stature.

FIG. 9 is a top perspective view of a second embodiment of a toddlerwalker that is similar to the first embodiment described above, the maindifference being a modified display device assembly 908 that isindependent of a modified handlebar assembly 904 and is slidablyadjustable, rather than being pivotally connected to the connected tothe handlebar assembly as in the first embodiment.

Thus, as with the first embodiment, the toddler walker includes a body202 which has a bottom panel (not shown), and a front panel 224, a rearpanel 222, and two side panels 226 attached to the bottom panel so as toform an open box-like structure. At least four wheel assemblies 204 areprovided, each including a wheel 205 rotatably affixed to the body 202so that when the wheels 205 rotate the body 202 moves via the wheelsalong a surface.

A modified handlebar assembly 904 is provided in this second embodimentwith a handlebar 232 and a pair of modified leg channels 902 pivotallyconnected to the side panels 226, to enable a toddler to grasp thehandlebar assembly 904 when located behind the body 202 and directmovement of the body along the surface. Also shown is a horn 906, whichmay be electrical (battery powered) or mechanical as known in the art.The horn 906 may be used with any of the embodiments described herein.

As with the first embodiment, means are provided for adjusting thehandlebar 232 to a desired vertical position, wherein the leg channels902 are each slidingly connected to a slotted member 236, with thehandlebar 232 being connected at each end to the slotted members 236.The means for adjusting the handlebar to a desired vertical positioninclude a bolt 310 inserted through an aperture (not shown) on the legchannel 902 and a slot 322 in the slotted member 236, with a nut 320attaching to the bolt 310 to hold the slotted member 236 in slidingrelation to the leg channel 234. Loosening the nut 320 from the bolt 310allows the slotted member 236 to be raised or lowered in relation to theleg channel 234 and tightening the nut 320 to the bolt 310 retains theslotted member 236 with respect to the leg channel 234.

As stated above, in this second embodiment, the modified display deviceassembly 908 is slidingly connected to the side panels 226 and has meansfor removably attaching a display device 250 for display to the toddler209 as they direct movement of the walker along the surface. As shownfurther in FIG. 10 , each side panel 26 has a slotted bracket 1006 witha slot 1008 for receiving therethrough a mount 1002 with a threadedstud, wherein a nut 1004 is threaded onto the threaded stud to securethe mount 1002 to the slotted bracket.

Also, in this second embodiment, the display device assembly 908 has apivoting crossbar 920 attached at each end to one of a pair of legs 924,wherein each of the legs 924 is pivotally connected to the side panelswith a bolt 502 inserted through an aperture 506 in each leg 924 and amating aperture in the mount 1002 secured to the side panel 226. Thebolt 502 is secured with a nut 508 and holds each leg 924 in pivotingrelation to the mount 1002. Loosening the nut 508 from the bolt 502allows the leg 924 to be pivoted in relation to the mount 1002 to adesired angular position and tightening the nut 508 to the bolt 502retains the leg 924 with respect to the mount 1002.

In an alternative aspect of this embodiment, FIG. 11 is a localperspective view of the second embodiment of FIG. 9 showing a displaydevice mount having height adjustability in addition to slidingcapability. A slotted member 1104 is provided having a slot 1106,selectively adjustable and held in place with respect to a modified leg1102 using a bolt 1108 and mating nut (not shown).

Referring back to FIG. 9 , the modified display device assembly 908 hasmeans for pivoting the crossbar 920 in relation to the legs 924, whichmay include a bolt 922 inserted into an aperture in the crossbar and amating aperture in the leg, the bolt 922 being secured by a nut (notshown). The crossbar 920 may be pivoted in relation to the legs 924 toprovide the desired angular position of the display device.

In a third embodiment, as shown in FIG. 12 , the toddler walker issimilar to the first and second embodiments but has independent slidingcapability for both the handlebar assembly and the display deviceassembly. Thus, as with the first embodiment, the toddler walkerincludes a body 202 which has a bottom panel (not shown), and a frontpanel 224, a rear panel 222, and two side panels 226 attached to thebottom panel so as to form an open box-like structure. At least fourwheel assemblies 204 are provided, each including a wheel 205 rotatablyaffixed to the body 202 so that when the wheels 205 rotate the body 202moves via the wheels along a surface.

A modified handlebar assembly 1230 is provided with a handlebar 232 anda pair of modified leg channels 1212 slidingly and pivotally connectedto the side panels 226 to enable a toddler to grasp the handlebar 232when located behind the body and direct movement of the body along thesurface. With reference to FIG. 13 , each side panel 226 has a slottedrail 1202 with a slot 1204 for receiving therethrough a mount 1206 witha threaded stud, wherein a nut 1208 is threaded onto the threaded studto secure the mount 1206 where desired along the slotted rail 1202. Apair of legs channels 1212 are pivotally connected to the mounts 1206with a bolt 1210 having a threaded portion inserted through an aperture1214 in each leg channel 1212 and a mating aperture in each mount 1206,the threaded portion of the bolt being secured with a nut 1216. Thus,the leg channel 1212 pivots in relation to the mount 1206 (and asdescribed above the mount 1206 slides in relation to the slotted rail1202).

In this third embodiment, the modified display device assembly issubstantially the same as that in the second embodiment described abovewith respect to FIG. 9 , in that it is slidingly connected to the sidepanels 226 and has means for removably attaching a display device fordisplay to the toddler as they direct movement of the walker along thesurface, including means for adjusting the height of the display device.Instead of being located in a (smaller) slotted bracket 1006 as in FIG.9 , the mounts 1002 are located in the longer slotted rail 1202 alongwith the modified handlebar assembly 1230. With respect to FIG. 13 , theslot 1204 in the slotted rail 1202 receives therethrough the mount 1002with a threaded stud, wherein a nut 1004 is threaded onto the threadedstud to secure the mount 1002 to the slotted bracket

Each of the legs 924 is pivotally connected to the mount 1002 with abolt 502 inserted through an aperture 506 in each leg 924 and a matingaperture in the mount 1002. The bolt 502 is secured with a nut 508 andholds each leg 924 in pivoting relation to the mount 1002. Loosening thenut 508 from the bolt 502 allows the leg 924 to be pivoted in relationto the mount 1002 to a desired angular position and tightening the nut508 to the bolt 502 retains the leg 924 with respect to the mount 1002.

With respect to all embodiments as described above, the entertainmentand attention getting factor provided by the child's favorite videoprogram presentation on the display device including familiar music,characters and learning animation is the key factor in increasingattention and commitment to by the child to working with the device.

What is claimed is:
 1. A toddler walker comprising: a body comprising abottom panel, and a front panel, a rear panel, and a pair of side panelsattached to the bottom panel so as to form an open box; at least fourwheel assemblies, each wheel assembly comprising a wheel rotatablyaffixed to the body so that when the wheels rotate the body moves viathe wheels along a surface; a handlebar assembly comprising a handlebar,means for adjusting the handlebar to a desired vertical position, and apair of leg channels pivotally connected to the side panels, to enable atoddler to grasp said handlebar assembly when located behind the bodyand direct movement of the body along the surface; and a display deviceassembly pivotally connected to the handlebar assembly, said displaydevice assembly comprising means for removably attaching a displaydevice for display to the toddler as they direct movement of the walkeralong the surface, said means for removably attaching a display devicefurther comprising means for adjusting the height of the display device.2. The toddler walker of claim 1 wherein each wheel assembly comprises ahub having a hub recess centered therein, and wherein the wheel of eachwheel assembly is rotatably affixed to the body with an axle attached tothe side panel, the axle comprising a threaded portion, wherein thewheel is coupled to the axle by inserting the threaded portion of theaxle through the hub recess such that the hub rests against a bearingsurface of the axle, and further wherein a knob is threaded onto thethreaded portion of the axle to maintain the wheel rotatably on theaxle.
 3. The toddler walker of claim 2 wherein each wheel assemblyfurther comprises means for adjusting the tension of the wheel such thatthe wheel may be set to require a desired amount of strength to push thewalker along the surface.
 4. The toddler walker of claim 3 wherein saidmeans for adjusting the tension of the wheel comprises a lock washerinserted onto the threaded portion of the axle between the hub and theknob, the lock washer comprising biasing whereby tightening the knoburges the lock washer against the hub to increase friction against thehub and require increased strength to push the walker along the surface,and wherein said wheel assembly further comprises a label indicating theposition of the knob with respect to the wheel.
 5. The toddler walker ofclaim 1 wherein each leg channel of the handlebar assembly is slidinglyconnected to a slotted member, wherein the handlebar is connected ateach end to the slotted members, and wherein the means for adjusting thehandlebar to a desired vertical position comprises a bolt insertedthrough an aperture on the leg channel and a slot in the slotted member,wherein a nut attaches to the bolt to hold the slotted member in slidingrelation to the leg channel, wherein loosening the nut from the boltallows the slotted member to be raised or lowered in relation to the legchannel and tightening the nut to the bolt retains the slotted memberwith respect to the leg channel.
 6. The toddler walker of claim 1wherein the handlebar assembly is pivotally connected to the side panelswith a bolt inserted through an aperture in each leg channel and amating aperture in the side panel, wherein a nut attaches to each boltto hold each leg channel in pivoting relation to the side panel, whereinloosening the nut from the bolt allows the leg channel to be pivoted inrelation to the side panel to a desired angular position and tighteningthe nut to the bolt retains the leg channel with respect to the sidepanel.
 7. The toddler walker of claim 1 wherein the handlebar assemblyis pivotally connected to the side panels with a bolt inserted throughan aperture in the leg channel and threaded into a tapped insert affixedin the side panel, wherein loosening the bolt from the tapped insertallows the leg channel to be pivoted in relation to the side panel to adesired angular position and tightening the bolt to the tapped insertretains the leg channel with respect to the side panel.
 8. The toddlerwalker of claim 1 wherein the display device assembly further comprisesa crossbar connected at each end to one of a pair of legs, wherein eachof the legs is pivotally connected to the handlebar assembly with a boltinserted through an aperture in each leg channel of the handlebarassembly and a mating aperture in each leg, wherein a nut attaches toeach bolt to hold each leg in pivoting relation to the leg channel,wherein loosening the nut from the bolt allows the leg to be pivoted inrelation to the leg channel to a desired angular position and tighteningthe nut to the bolt retains the leg with respect to leg channel.
 9. Thetoddler walker of claim 1 wherein the means for removably attaching adisplay device for display to the toddler as they direct movement of thewalker along the surface comprises a device bracket for removablyholding the display device, the device bracket comprising a pair ofthreaded device mounts oppositely disposed to removably hold the displaydevice, and a pair of locking knobs, each of the locking knobsthreadedly engaging each threaded mount whereby the position of each ofthe threaded mounts can be selectively adjusted to accommodatedifferently sized display devices.
 10. The toddler walker of claim 9wherein the means for adjusting the height of the display devicecomprises a pair of nuts for removably securing each of the threadedmounts to the crossbar through a slotted upright attached to thecrossbar, whereby the device bracket may be raised or lowered inrelation to the crossbar and the nuts may be used to secure the devicebracket in a desired vertical position on the crossbar.
 11. A toddlerwalker comprising: a body comprising a bottom panel, and a front panel,a rear panel, and a pair of side panels attached to the bottom panel soas to form an open box; at least four wheel assemblies, each wheelassembly comprising a wheel rotatably affixed to the body so that whenthe wheels rotate the body moves via the wheels along a surface; ahandlebar assembly comprising a handlebar, means for adjusting thehandlebar to a desired vertical position, and a pair of leg channelspivotally connected to the side panels to enable a toddler to grasp saidhandlebar assembly when located behind the body and direct movement ofthe body along the surface; and a display device assembly slidinglyconnected to the side panels, said display device assembly comprisingmeans for removably attaching a display device for display to thetoddler as they direct movement of the walker along the surface, saidmeans for removably attaching a display device further comprising meansfor adjusting the height of the display device.
 12. The toddler walkerof claim 11 wherein each side panel comprises a slotted bracketcomprising a slot for receiving therethrough a mount with a threadedstud, wherein a nut is threaded onto the threaded stud to secure themount to the slotted bracket, the display device assembly furthercomprises a crossbar attached at each end to one of a pair of legs,wherein each of the legs is pivotally connected to the side panels witha bolt inserted through an aperture in each leg and a mating aperture inthe mount secured to the side panel, the bolt being secured with a nut,and the bolt holds each leg in pivoting relation to the mount, whereinloosening the nut from the bolt allows the leg to be pivoted in relationto the mount to a desired angular position and tightening the nut to thebolt retains the leg with respect to the mount.
 13. The toddler walkerof claim 12 wherein the display device assembly further comprises meansfor pivoting the crossbar in relation to the legs.
 14. The toddlerwalker of claim 13 wherein the means for pivoting the crossbar inrelation to the legs comprises a bolt inserted into an aperture in thecrossbar and a mating aperture in the leg, the bolt being secured by anut, wherein the crossbar may be pivoted in relation to the legs toprovide the desired angular position of the display device.
 15. Atoddler walker comprising: a body comprising a bottom panel, and a frontpanel, a rear panel, and a pair of side panels attached to the bottompanel so as to form an open box; at least four wheel assemblies, eachwheel assembly comprising a wheel rotatably affixed to the body so thatwhen the wheels rotate the body moves via the wheels along a surface; ahandlebar assembly comprising a handlebar, means for adjusting thehandlebar to a desired vertical position, and a pair of legs slidinglyand pivotally connected to the side panels to enable a toddler to graspsaid handlebar assembly when located behind the body and direct movementof the body along the surface; and a display device assembly slidinglyconnected to the side panels, said display device assembly comprisingmeans for removably attaching a display device for display to thetoddler as they direct movement of the walker along the surface, saidmeans for removably attaching a display device further comprising meansfor adjusting the height of the display device.
 16. The toddler walkerof claim 15 wherein each side panel comprises a slotted rail comprisinga slot for receiving therethrough a mount with a threaded stud, whereina nut is threaded onto the threaded stud to secure the mount wheredesired along the slotted rail; and the pair of legs are slidingly andpivotally connected to the side panels with a bolt having a threadedportion inserted through an aperture in each leg and a mating aperturein each mount, the threaded portion of the bolt being secured with anut; whereby the leg pivots in relation to the mount and the mountslides in relation to the slotted rail.